423446164 has 12 divisors (see below), whose sum is σ = 752091424. Its totient is φ = 208562904.

The previous prime is 423446131. The next prime is 423446173. The reversal of 423446164 is 461644324.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789744 + ... + 790279.

Almost surely, 2^423446164 is an apocalyptic number.

It is an amenable number.

423446164 is a deficient number, since it is larger than the sum of its proper divisors (328645260).

423446164 is a wasteful number, since it uses less digits than its factorization.

423446164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580094 (or 1580092 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 423446164 is about 20577.8075605736. The cubic root of 423446164 is about 750.9299067030.

The spelling of 423446164 in words is "four hundred twenty-three million, four hundred forty-six thousand, one hundred sixty-four".